tools: Avoid building the kernel twice

Two different kernel build targets (build,install) have both instructions to
build the kernel, hence it was executed twice. Install should only do
install and build should only do build.

Fixes: #6588

Signed-off-by: Zvonko Kaiser <zkaiser@nvidia.com>

tools/packaging/kernel/build-kernel.sh

@@ -419,6 +419,8 @@ install_kata() {
 	local kernel_path=${1:-}
 	[ -n "${kernel_path}" ] || die "kernel_path not provided"
 	[ -d "${kernel_path}" ] || die "path to kernel does not exist, use ${script_name} setup"
+	[ -n "${arch_target}" ] || arch_target="$(uname -m)"
+	arch_target=$(arch_to_kernel "${arch_target}")
 	pushd "${kernel_path}" >>/dev/null
 	config_version=$(get_config_version)
 	[ -n "${config_version}" ] || die "failed to get config version"
@@ -593,7 +595,6 @@ main() {
 			build_kernel "${kernel_path}"
 			;;
 		install)
-			build_kernel "${kernel_path}"
 			install_kata "${kernel_path}"
 			;;
 		setup)

tools/packaging/kernel/kata_config_version

@@ -1 +1 @@
-102
+103